TY - JOUR AU - Nguyen, Nhan AU - Frank, Martin AU - Davydov, Albert AU - Chandler-Horowitz, Deane C2 - Applied Physics Letters DA - 2005-11-17 LA - en M1 - 87 PB - Applied Physics Letters PY - 2005 TI - Sub-bandgap defect states in polycrystalline hafnium oxide and their suppression by admixture of silicon ER -